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Ready to go onto the bike trails and need a Mountain Bike that is suited right for you. Our Decathlon Rockrider ST50 21 Speed Aluminum Mountain Bike 26 inch Unisex Black Medium is designed for your first mountain bike ride in dry weather for up to 1 hour and 30 minutes. The Mountain Bike has a total of 21 speeds making it faster with smoother transitions and pedaling. Riding comfortably is crucial the Bikes frame position is raised having your back straight at all times. Having responsive brakes is key for a safe ride. The Bikes aluminum brake level design allows braking with only two fingers. Riding Mountain Bikes for beginners may be uncomfortable riding for long periods. Our Bike has an ERGOFIT saddle that is wide and has a shape of a hammock. With a tire size of 26 inch the tires will absorb any vibrations or shocks whenever riding over any trail. The Bike frame can hold a bottle cage saddlebag mudguard stand and pannier rack. This Bike does not come included with a Kickstand or a Bottle cage.